Rockstar has released more details on the upcoming Grand Theft Auto Online DLC, entitled 'Gunrunning.' The update introduces bunkers, which are huge underground areas that look like the main hub of operations. Players will be able to store things in Bunkers like Mobile Operations Center. The update also brings weaponized cars.
[quote]Everything begins with a Bunker: the massive, underground hub of your new enterprise. Any CEO, VIP or MC President can jump start their promising career from here to get operations off the ground.
Weaponized Vehicles are a brand new class to stock and customize. Build a fleet to cover every eventuality: from the ultimate utility of the fully amphibious, canon-toting APC, to a mobile anti-aircraft trailer that’ll have pilots soiling their cockpits across the state. Weaponized Vehicles can also be employed as company assets instrumental in delivering cargo to any drop-off.
For heavy duty tactical operations on the move, ...

Rockstar has released the first details for the next massive update for GTA Online called Gunrunning, it will be released in June for PC, Xbox One and PS4. The update will include new weapons, missions, armored vehicles, and underground headquarters (safehouses). Along with the details, R* also released new screens which you can view below:
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Source: Rockstar Newswire[add_line height_line="2" color="black"]